Influenza A virus A/California/7/2009 X-181 (H1N1) hemagglutinin antigen (propiolactone inactivated)

DB11041ApprovedWithdrawnVaccinesInactivated Influenza A Virus Vaccine

A seasonally-specific component of the influenza vaccine. The influenza vaccine, also known as the "flu shot", is a vaccine that protects against infection from the influenza viruses. Vaccines provide protection... Vaccines provide protection from influenza by exposing the immune system to the virus (or parts of the virus) which stimulates an immunological defence against future exposure to the virus, or "antigen".

First approval
United States, 1988

Resolves to

What you can answer from here — as of July 27, 2026

290Drug interactionsStructured to mechanism, not free text
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12Clinical trialsPhase, status and sponsor resolved per trial
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1Structured indicationCondition, population, route and combination as fields, not prose
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6Marketed productsAcross 2 countries and 3 labellers
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Which other approved drugs treat the same conditions as Influenza A virus A/California/7/2009 X-181 (H1N1) hemagglutinin antigen (propiolactone inactivated), and which companies have late-stage candidates in those indications?

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